﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Entity
{
    public class KnowledgeInfo
    {
        public int Id { get; set; }

        public System.Nullable<int> Subject { get; set; }

        public System.Nullable<int> Book { get; set; }

        public System.Nullable<int> Parent { get; set; }
        public System.Nullable<int> Grade { get; set; }
        public string Keyword { get; set; }
        public string Name { get; set; }

        public KnowledgeInfo ParentKnowledgeInfo { get; set; }

        public IList<KnowledgeInfo> ChildKnowledgeInfos { get; set; }
    }
}
